Alert archive / Texas / Tornado Watches in 2022

Tornado Watch 177

May 4, 202210 counties in Oklahoma; 32 counties in Texas

The Storm Prediction Center issued this tornado watch at May 4, 2022, 1:56 PM CDT for 10 counties in Oklahoma; 32 counties in Texas. It was in force for 8 hr.

The area

The outline as issued.

The facts

Issued: May 4, 2022, 1:56 PM CDT (18:56 UTC)
Expired: May 4, 2022, 10:00 PM CDT
In force: 8 hr
Issued by: the Storm Prediction Center
Largest hail expected: 4 in
Strongest gust expected: 60 kt

All 42 counties

Beckham County, OK, Custer County, OK, Dewey County, OK, Greer County, OK, Harmon County, OK, Jackson County, OK, Kiowa County, OK, Roger Mills County, OK, Tillman County, OK, Washita County, OK, Armstrong County, TX, Baylor County, TX, Briscoe County, TX, Carson County, TX, Childress County, TX, Collingsworth County, TX, Cottle County, TX, Crosby County, TX, Dickens County, TX, Donley County, TX, Floyd County, TX, Foard County, TX, Garza County, TX, Gray County, TX, Hale County, TX, Hall County, TX, Hardeman County, TX, Hemphill County, TX, Hutchinson County, TX, Kent County, TX, King County, TX, Knox County, TX, Lubbock County, TX, Moore County, TX, Motley County, TX, Potter County, TX, Randall County, TX, Roberts County, TX, Stonewall County, TX, Swisher County, TX, Wheeler County, TX, Wilbarger County, TX

The radar

The Amarillo radar (KAMA), 99 km from the middle of the area, began a volume at 18:57 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes: 80%
One or more EF2 to EF5 tornadoes: 60%
Ten or more severe wind reports: 60%
One or more gusts of 65 knots or more: 20%
Ten or more severe hail reports: 80%
One or more hailstones of 2 inches or more: 80%
Six or more combined severe hail and wind reports: 95%

Warnings issued inside it

47 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
May 4, 2:31 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Carson, Potter, Randall	48 min
May 4, 3:44 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Carson	36 min
May 4, 4:30 PM CDT	Severe Thunderstorm Warning	LUB	Crosby, Dickens	45 min
May 4, 5:01 PM CDT	Severe Thunderstorm Warning	LUB	Crosby, Dickens, Floyd, Motley	44 min
May 4, 5:14 PM CDT	Severe Thunderstorm Warning	LUB	Cottle, Dickens, King, Motley	46 min
May 4, 5:32 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Carson, Donley, Gray	58 min
May 4, 5:38 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LUB	Hall, Motley	52 min
May 4, 5:54 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LUB	Cottle, Dickens, King, Motley	66 min
May 4, 5:58 PM CDT	Tornado Warning Tornado observed	LUB	Cottle, Dickens, King, Motley	32 min
May 4, 6:14 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LUB	Stonewall	46 min
May 4, 6:19 PM CDT	Severe Thunderstorm Warning	LUB	Briscoe, Hall	26 min
May 4, 6:26 PM CDT	Tornado Warning	LUB	Cottle, King	53 min
May 4, 6:39 PM CDT	Severe Thunderstorm Warning	AMA	Collingsworth, Donley	66 min
May 4, 6:40 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Foard, Knox	95 min
May 4, 6:44 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LUB	Kent, Stonewall	61 min
May 4, 6:57 PM CDT	Tornado Warning Tornado observed	OUN	Foard, Knox	63 min
May 4, 7:12 PM CDT	Tornado Warning	AMA	Collingsworth, Donley	48 min
May 4, 7:26 PM CDT	Severe Thunderstorm Warning	OUN	Dewey, Ellis, Major, Roger Mills, Woodward	49 min
May 4, 7:37 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Foard	38 min
May 4, 7:39 PM CDT	Severe Thunderstorm Warning	LUB	Cottle	36 min
May 4, 7:39 PM CDT	Severe Thunderstorm Warning	LUB	Stonewall	55 min
May 4, 7:39 PM CDT	Tornado Warning	OUN	Foard	51 min
May 4, 7:50 PM CDT	Tornado Warning	AMA	Collingsworth	25 min
May 4, 7:57 PM CDT	Tornado Warning	OUN	Harmon	48 min
May 4, 8:03 PM CDT	Severe Thunderstorm Warning	OUN	Foard, Hardeman	42 min
May 4, 8:06 PM CDT	Tornado Warning Tornado observed	OUN	Foard, Wilbarger	54 min
May 4, 8:14 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Foard, Hardeman, Wilbarger	61 min
May 4, 8:15 PM CDT	Severe Thunderstorm Warning	LUB	Cottle	30 min
May 4, 8:17 PM CDT	Severe Thunderstorm Warning	LUB	Cottle, Motley	43 min
May 4, 8:25 PM CDT	Tornado Warning	OUN	Greer, Harmon	50 min
May 4, 8:36 PM CDT	Flash Flood Warning	OUN	Foard, Hardeman	3 hr
May 4, 8:38 PM CDT	Severe Thunderstorm Warning	OUN	Foard, Hardeman	52 min
May 4, 8:43 PM CDT	Tornado Warning	OUN	Wilbarger	33 min
May 4, 8:45 PM CDT	Severe Thunderstorm Warning	OUN	Greer, Jackson, Kiowa	45 min
May 4, 8:57 PM CDT	Flash Flood Warning	OUN	Foard, Hardeman, Wilbarger	3 hr
May 4, 8:58 PM CDT	Tornado Warning Considerable damage threat	OUN	Wilbarger	19 min
May 4, 9:05 PM CDT	Tornado Warning Considerable damage threat	OUN	Wilbarger	25 min
May 4, 9:12 PM CDT	Tornado Warning Considerable damage threat	OUN	Wilbarger	22 min
May 4, 9:21 PM CDT	Tornado Warning Tornado observedConsiderable damage threat	OUN	Wilbarger	14 min
May 4, 9:26 PM CDT	Severe Thunderstorm Warning	OUN	Greer, Jackson, Kiowa	49 min
May 4, 9:26 PM CDT	Flash Flood Warning	OUN	Foard, Hardeman	3 hr
May 4, 9:33 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Tillman	42 min
May 4, 9:36 PM CDT	Severe Thunderstorm Warning	OUN	Archer, Baylor, Clay, Wichita	39 min
May 4, 9:41 PM CDT	Flash Flood Warning	OUN	Hardeman, Wilbarger	3 hr
May 4, 9:48 PM CDT	Flash Flood Warning	OUN	Wilbarger	3 hr
May 4, 9:57 PM CDT	Severe Thunderstorm Warning	OUN	Kiowa, Washita	48 min
May 4, 9:59 PM CDT	Severe Thunderstorm Warning	OUN	Comanche, Cotton, Tillman	46 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 6.9 hours before the alert went out and 98 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 303 J/kg
Mixed-layer CIN: -362 J/kg
Mixed-layer LCL: 827 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 459 m²/s²
0-3 km storm-relative helicity: 498 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 4.9

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 4, 11:28 AM CDT	Mesoscale Discussion	SPC	Caddo, Carter, Cleveland, Comanche, Cotton, Garvin and 8 more	3 hr
May 4, 12:33 PM CDT	Mesoscale Discussion	SPC	Harmon, Texas	3 hr
May 4, 1:26 PM CDT	Tornado Watch	SPC	Blaine, Caddo, Canadian, Carter, Cleveland, Coal and 28 more	8 hr
May 4, 2:26 PM CDT	Mesoscale Discussion	SPC	Atoka, Bryan, Carter, Choctaw, Coal, Comanche and 13 more	2 hr
May 4, 5:52 PM CDT	Mesoscale Discussion	SPC	Comanche, Cotton, Harmon, Jackson, Kiowa, Tillman	83 min
May 4, 6:11 PM CDT	Mesoscale Discussion	SPC	Atoka, Cleveland, Coal, Garvin, Grady, Hughes and 8 more	94 min
May 4, 1:35 PM CDT	Mesoscale Discussion	SPC	Coke, Crockett, Glasscock, Howard, Irion, Midland and 10 more	2 hr
May 4, 2:26 PM CDT	Tornado Watch	SPC	Borden, Callahan, Coke, Coleman, Concho, Crockett and 25 more	8 hr

Nearby

Tornado Watches in Texas, 2022 Tornado Watches in Oklahoma, 2022 Every tornado watch in 2022

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.